- created a new category in Preferences where only the Engraving Related preferences are located

- added a new set of options in the Preferences for the Milling Plugin by taking them out of the Geometry section

appGUI/preferences/tools/PluginsEngravingPreferencesUI.py

@@ -0,0 +1,60 @@
+from PyQt5 import QtWidgets
+
+from appGUI.preferences.tools.Tools2sidedPrefGroupUI import Tools2sidedPrefGroupUI
+from appGUI.preferences.tools.ToolsLevelPrefGroupUI import ToolsLevelPrefGroupUI
+
+from appGUI.preferences.tools.ToolsNCCPrefGroupUI import ToolsNCCPrefGroupUI
+from appGUI.preferences.tools.ToolsPaintPrefGroupUI import ToolsPaintPrefGroupUI
+from appGUI.preferences.tools.ToolsISOPrefGroupUI import ToolsISOPrefGroupUI
+
+import gettext
+import appTranslation as fcTranslate
+import builtins
+
+fcTranslate.apply_language('strings')
+if '_' not in builtins.__dict__:
+    _ = gettext.gettext
+
+
+class PluginsEngravingPreferencesUI(QtWidgets.QWidget):
+
+    def __init__(self, decimals, parent=None):
+        QtWidgets.QWidget.__init__(self, parent=parent)
+        self.layout = QtWidgets.QHBoxLayout()
+        self.setLayout(self.layout)
+        self.decimals = decimals
+
+        self.tools_iso_group = ToolsISOPrefGroupUI(decimals=self.decimals)
+        self.tools_iso_group.setMinimumWidth(220)
+
+        self.tools_ncc_group = ToolsNCCPrefGroupUI(decimals=self.decimals)
+        self.tools_ncc_group.setMinimumWidth(220)
+
+        self.tools_paint_group = ToolsPaintPrefGroupUI(decimals=self.decimals)
+        self.tools_paint_group.setMinimumWidth(220)
+
+        self.tools_2sided_group = Tools2sidedPrefGroupUI(decimals=self.decimals)
+        self.tools_2sided_group.setMinimumWidth(220)
+
+        self.tools_level_group = ToolsLevelPrefGroupUI(decimals=self.decimals)
+        self.tools_level_group.setMinimumWidth(220)
+
+        self.vlay = QtWidgets.QVBoxLayout()
+        self.vlay.addWidget(self.tools_iso_group)
+
+        self.vlay1 = QtWidgets.QVBoxLayout()
+        self.vlay1.addWidget(self.tools_ncc_group)
+
+        self.vlay2 = QtWidgets.QVBoxLayout()
+        self.vlay2.addWidget(self.tools_paint_group)
+
+        self.vlay3 = QtWidgets.QVBoxLayout()
+        self.vlay3.addWidget(self.tools_2sided_group)
+        self.vlay3.addWidget(self.tools_level_group)
+
+        self.layout.addLayout(self.vlay)
+        self.layout.addLayout(self.vlay1)
+        self.layout.addLayout(self.vlay2)
+        self.layout.addLayout(self.vlay3)
+
+        self.layout.addStretch()